Element block pseudo-class :active generated with background border-radius overflow hidden z-index auto box-shadow text-shadow 0px 1px 0px rgba(255,255,255,1) height auto outline none opacity 1 transform margin 0px box-sizing content-box padding 12px font-weight normal display block width 120px border 0px rgba(0,0,0,1) solid float none font-size 16px cursor default transition line-height 1 position static